<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .child {
            /* width: 200px;
            height: 200px; */
            flex-basis: 100px;
            /* flex-grow: 1; */
            /* flex-shrink: 1; */
            height: 200px;
            background-color: #eeddff;
            border: 1px solid #333;
        }
        .parent {
            display: flex;
            /* flex-direction: column; */
            /* justify-content: center; */
            justify-content: space-around;
        }
    </style>
</head>
<body>
    <div class="parent">
        <div class="child"></div>
        <div class="child"></div>
        <div class="child"></div>
        <div class="child"></div>
    </div>
</body>
</html>